Category I: Foods with high purine content Liver, kidney, pancreas, heart, brain, meat pies, gravy, broth, mackerel, wind-tailed fish, sardines, fish eggs, small shrimp, tamari, goose, spotted chicken, stone chicken. Category 2: Foods with medium purines 1. Fish: carp, cod, halibut, perch, pike, shellfish, eel and eel 2. Meat: prosciutto, pork, beef, beef tongue, veal, rabbit, venison Poultry: duck, pigeon, quail, pheasant, turkey. The third category: foods containing less purines 1. Fish and crabs: mackerel, herring, salmon, anchovy, tuna, white fish, lobster, crab, oyster. 2, meat: ham, lamb, beef soup, chicken, bacon. 3.Bran: cereals, bread, coarse grains. 4.Vegetables: asparagus, string beans, green beans, peas, kidney beans, spinach, mushrooms, dried beans, tofu. Category 4 Foods with little purine 1.Grains: rice, wheat, millet, rice, capers, cornmeal, refined white flour, rich flour, macaroni, noodles, bread, buns, soda crackers, butter snacks. 2.Vegetables: cabbage, cabbage, carrots, celery, cucumber, eggplant, kale, turnip greens, collard greens, lettuce, cut beans, pumpkin, bonito, zucchini, tomatoes, yams, potatoes, kimchi, pickles 3.Fruits: various fruits. Eggs, dairy: fresh milk, condensed milk, cheese, yogurt, cream of wheat Beverages: soft drinks, tea, coffee, cocoa, chocolate 4, other: a variety of fats, peanut butter, foreign vegetable jelly, jam, dried fruit, etc.